composer 安装phpspreadsheet 总是报错，看不懂到底哪里问题
Your requirements could not be resolved to an installable set of packages.
- Installation request for phpoffice/phpspreadsheet ^1.9 -> satisfiable by phpoffice/phpspreadsheet[1.9.0]. - phpoffice/phpspreadsheet 1.9.0 requires ext-zip * -> the requested PHP extension zip is missing from your system.
Installation failed, reverting ./composer.json to its original content.`